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发明名称
Anordning for komplettering av en underjordisk brönn og tilhörende fremgangsmåte
摘要
申请公布号
NO973266(D0)
申请公布日期
1997.07.14
申请号
NO19970003266
申请日期
1997.07.14
申请人
HALLIBURTON ENERGY SERVICES INC
发明人
GANO, JOHN C.;BARKER, JAMES M.
分类号
E21B7/06;E21B29/02;E21B29/06;E21B41/00;E21B43/1185
主分类号
E21B7/06
代理机构
代理人
主权项
地址
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